[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/meta/poky/scripts/oe-build-perf-report b/meta/poky/scripts/oe-build-perf-report
new file mode 100755
index 0000000..f6fb458
--- /dev/null
+++ b/meta/poky/scripts/oe-build-perf-report
@@ -0,0 +1,613 @@
+#!/usr/bin/python3
+#
+# Examine build performance test results
+#
+# Copyright (c) 2017, Intel Corporation.
+#
+# This program is free software; you can redistribute it and/or modify it
+# under the terms and conditions of the GNU General Public License,
+# version 2, as published by the Free Software Foundation.
+#
+# This program is distributed in the hope it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+# more details.
+#
+import argparse
+import json
+import logging
+import os
+import re
+import sys
+from collections import namedtuple, OrderedDict
+from operator import attrgetter
+from xml.etree import ElementTree as ET
+
+# Import oe libs
+scripts_path = os.path.dirname(os.path.realpath(__file__))
+sys.path.append(os.path.join(scripts_path, 'lib'))
+import scriptpath
+from build_perf import print_table
+from build_perf.report import (metadata_xml_to_json, results_xml_to_json,
+                               aggregate_data, aggregate_metadata, measurement_stats,
+                               AggregateTestData)
+from build_perf import html
+from buildstats import BuildStats, diff_buildstats, BSVerDiff
+
+scriptpath.add_oe_lib_path()
+
+from oeqa.utils.git import GitRepo, GitError
+import oeqa.utils.gitarchive as gitarchive
+
+
+# Setup logging
+logging.basicConfig(level=logging.INFO, format="%(levelname)s: %(message)s")
+log = logging.getLogger('oe-build-perf-report')
+
+def list_test_revs(repo, tag_name, verbosity, **kwargs):
+    """Get list of all tested revisions"""
+    valid_kwargs = dict([(k, v) for k, v in kwargs.items() if v is not None])
+
+    fields, revs = gitarchive.get_test_runs(log, repo, tag_name, **valid_kwargs)
+    ignore_fields = ['tag_number']
+    if verbosity < 2:
+        extra_fields = ['COMMITS', 'TEST RUNS']
+        ignore_fields.extend(['commit_number', 'commit'])
+    else:
+        extra_fields = ['TEST RUNS']
+
+    print_fields = [i for i, f in enumerate(fields) if f not in ignore_fields]
+
+    # Sort revs
+    rows = [[fields[i].upper() for i in print_fields] + extra_fields]
+
+    prev = [''] * len(print_fields)
+    prev_commit = None
+    commit_cnt = 0
+    commit_field = fields.index('commit')
+    for rev in revs:
+        # Only use fields that we want to print
+        cols = [rev[i] for i in print_fields]
+
+
+        if cols != prev:
+            commit_cnt = 1
+            test_run_cnt = 1
+            new_row = [''] * (len(print_fields) + len(extra_fields))
+
+            for i in print_fields:
+                if cols[i] != prev[i]:
+                    break
+            new_row[i:-len(extra_fields)] = cols[i:]
+            rows.append(new_row)
+        else:
+            if rev[commit_field] != prev_commit:
+                commit_cnt += 1
+            test_run_cnt += 1
+
+        if verbosity < 2:
+            new_row[-2] = commit_cnt
+        new_row[-1] = test_run_cnt
+        prev = cols
+        prev_commit = rev[commit_field]
+
+    print_table(rows)
+
+def is_xml_format(repo, commit):
+    """Check if the commit contains xml (or json) data"""
+    if repo.rev_parse(commit + ':results.xml'):
+        log.debug("Detected report in xml format in %s", commit)
+        return True
+    else:
+        log.debug("No xml report in %s, assuming json formatted results", commit)
+        return False
+
+def read_results(repo, tags, xml=True):
+    """Read result files from repo"""
+
+    def parse_xml_stream(data):
+        """Parse multiple concatenated XML objects"""
+        objs = []
+        xml_d = ""
+        for line in data.splitlines():
+            if xml_d and line.startswith('<?xml version='):
+                objs.append(ET.fromstring(xml_d))
+                xml_d = line
+            else:
+                xml_d += line
+        objs.append(ET.fromstring(xml_d))
+        return objs
+
+    def parse_json_stream(data):
+        """Parse multiple concatenated JSON objects"""
+        objs = []
+        json_d = ""
+        for line in data.splitlines():
+            if line == '}{':
+                json_d += '}'
+                objs.append(json.loads(json_d, object_pairs_hook=OrderedDict))
+                json_d = '{'
+            else:
+                json_d += line
+        objs.append(json.loads(json_d, object_pairs_hook=OrderedDict))
+        return objs
+
+    num_revs = len(tags)
+
+    # Optimize by reading all data with one git command
+    log.debug("Loading raw result data from %d tags, %s...", num_revs, tags[0])
+    if xml:
+        git_objs = [tag + ':metadata.xml' for tag in tags] + [tag + ':results.xml' for tag in tags]
+        data = parse_xml_stream(repo.run_cmd(['show'] + git_objs + ['--']))
+        return ([metadata_xml_to_json(e) for e in data[0:num_revs]],
+                [results_xml_to_json(e) for e in data[num_revs:]])
+    else:
+        git_objs = [tag + ':metadata.json' for tag in tags] + [tag + ':results.json' for tag in tags]
+        data = parse_json_stream(repo.run_cmd(['show'] + git_objs + ['--']))
+        return data[0:num_revs], data[num_revs:]
+
+
+def get_data_item(data, key):
+    """Nested getitem lookup"""
+    for k in key.split('.'):
+        data = data[k]
+    return data
+
+
+def metadata_diff(metadata_l, metadata_r):
+    """Prepare a metadata diff for printing"""
+    keys = [('Hostname', 'hostname', 'hostname'),
+            ('Branch', 'branch', 'layers.meta.branch'),
+            ('Commit number', 'commit_num', 'layers.meta.commit_count'),
+            ('Commit', 'commit', 'layers.meta.commit'),
+            ('Number of test runs', 'testrun_count', 'testrun_count')
+           ]
+
+    def _metadata_diff(key):
+        """Diff metadata from two test reports"""
+        try:
+            val1 = get_data_item(metadata_l, key)
+        except KeyError:
+            val1 = '(N/A)'
+        try:
+            val2 = get_data_item(metadata_r, key)
+        except KeyError:
+            val2 = '(N/A)'
+        return val1, val2
+
+    metadata = OrderedDict()
+    for title, key, key_json in keys:
+        value_l, value_r = _metadata_diff(key_json)
+        metadata[key] = {'title': title,
+                         'value_old': value_l,
+                         'value': value_r}
+    return metadata
+
+
+def print_diff_report(metadata_l, data_l, metadata_r, data_r):
+    """Print differences between two data sets"""
+
+    # First, print general metadata
+    print("\nTEST METADATA:\n==============")
+    meta_diff = metadata_diff(metadata_l, metadata_r)
+    rows = []
+    row_fmt = ['{:{wid}} ', '{:<{wid}}   ', '{:<{wid}}']
+    rows = [['', 'CURRENT COMMIT', 'COMPARING WITH']]
+    for key, val in meta_diff.items():
+        # Shorten commit hashes
+        if key == 'commit':
+            rows.append([val['title'] + ':', val['value'][:20], val['value_old'][:20]])
+        else:
+            rows.append([val['title'] + ':', val['value'], val['value_old']])
+    print_table(rows, row_fmt)
+
+
+    # Print test results
+    print("\nTEST RESULTS:\n=============")
+
+    tests = list(data_l['tests'].keys())
+    # Append tests that are only present in 'right' set
+    tests += [t for t in list(data_r['tests'].keys()) if t not in tests]
+
+    # Prepare data to be printed
+    rows = []
+    row_fmt = ['{:8}', '{:{wid}}', '{:{wid}}', '  {:>{wid}}', ' {:{wid}} ', '{:{wid}}',
+               '  {:>{wid}}', '  {:>{wid}}']
+    num_cols = len(row_fmt)
+    for test in tests:
+        test_l = data_l['tests'][test] if test in data_l['tests'] else None
+        test_r = data_r['tests'][test] if test in data_r['tests'] else None
+        pref = ' '
+        if test_l is None:
+            pref = '+'
+        elif test_r is None:
+            pref = '-'
+        descr = test_l['description'] if test_l else test_r['description']
+        heading = "{} {}: {}".format(pref, test, descr)
+
+        rows.append([heading])
+
+        # Generate the list of measurements
+        meas_l = test_l['measurements'] if test_l else {}
+        meas_r = test_r['measurements'] if test_r else {}
+        measurements = list(meas_l.keys())
+        measurements += [m for m in list(meas_r.keys()) if m not in measurements]
+
+        for meas in measurements:
+            m_pref = ' '
+            if meas in meas_l:
+                stats_l = measurement_stats(meas_l[meas], 'l.')
+            else:
+                stats_l = measurement_stats(None, 'l.')
+                m_pref = '+'
+            if meas in meas_r:
+                stats_r = measurement_stats(meas_r[meas], 'r.')
+            else:
+                stats_r = measurement_stats(None, 'r.')
+                m_pref = '-'
+            stats = stats_l.copy()
+            stats.update(stats_r)
+
+            absdiff = stats['val_cls'](stats['r.mean'] - stats['l.mean'])
+            reldiff = "{:+.1f} %".format(absdiff * 100 / stats['l.mean'])
+            if stats['r.mean'] > stats['l.mean']:
+                absdiff = '+' + str(absdiff)
+            else:
+                absdiff = str(absdiff)
+            rows.append(['', m_pref, stats['name'] + ' ' + stats['quantity'],
+                         str(stats['l.mean']), '->', str(stats['r.mean']),
+                         absdiff, reldiff])
+        rows.append([''] * num_cols)
+
+    print_table(rows, row_fmt)
+
+    print()
+
+
+class BSSummary(object):
+    def __init__(self, bs1, bs2):
+        self.tasks = {'count': bs2.num_tasks,
+                      'change': '{:+d}'.format(bs2.num_tasks - bs1.num_tasks)}
+        self.top_consumer = None
+        self.top_decrease = None
+        self.top_increase = None
+        self.ver_diff = OrderedDict()
+
+        tasks_diff = diff_buildstats(bs1, bs2, 'cputime')
+
+        # Get top consumers of resources
+        tasks_diff = sorted(tasks_diff, key=attrgetter('value2'))
+        self.top_consumer = tasks_diff[-5:]
+
+        # Get biggest increase and decrease in resource usage
+        tasks_diff = sorted(tasks_diff, key=attrgetter('absdiff'))
+        self.top_decrease = tasks_diff[0:5]
+        self.top_increase = tasks_diff[-5:]
+
+        # Compare recipe versions and prepare data for display
+        ver_diff = BSVerDiff(bs1, bs2)
+        if ver_diff:
+            if ver_diff.new:
+                self.ver_diff['New recipes'] = [(n, r.evr) for n, r in ver_diff.new.items()]
+            if ver_diff.dropped:
+                self.ver_diff['Dropped recipes'] = [(n, r.evr) for n, r in ver_diff.dropped.items()]
+            if ver_diff.echanged:
+                self.ver_diff['Epoch changed'] = [(n, "{} &rarr; {}".format(r.left.evr, r.right.evr)) for n, r in ver_diff.echanged.items()]
+            if ver_diff.vchanged:
+                self.ver_diff['Version changed'] = [(n, "{} &rarr; {}".format(r.left.version, r.right.version)) for n, r in ver_diff.vchanged.items()]
+            if ver_diff.rchanged:
+                self.ver_diff['Revision changed'] = [(n, "{} &rarr; {}".format(r.left.evr, r.right.evr)) for n, r in ver_diff.rchanged.items()]
+
+
+def print_html_report(data, id_comp, buildstats):
+    """Print report in html format"""
+    # Handle metadata
+    metadata = metadata_diff(data[id_comp].metadata, data[-1].metadata)
+
+    # Generate list of tests
+    tests = []
+    for test in data[-1].results['tests'].keys():
+        test_r = data[-1].results['tests'][test]
+        new_test = {'name': test_r['name'],
+                    'description': test_r['description'],
+                    'status': test_r['status'],
+                    'measurements': [],
+                    'err_type': test_r.get('err_type'),
+                   }
+        # Limit length of err output shown
+        if 'message' in test_r:
+            lines = test_r['message'].splitlines()
+            if len(lines) > 20:
+                new_test['message'] = '...\n' + '\n'.join(lines[-20:])
+            else:
+                new_test['message'] = test_r['message']
+
+
+        # Generate the list of measurements
+        for meas in test_r['measurements'].keys():
+            meas_r = test_r['measurements'][meas]
+            meas_type = 'time' if meas_r['type'] == 'sysres' else 'size'
+            new_meas = {'name': meas_r['name'],
+                        'legend': meas_r['legend'],
+                        'description': meas_r['name'] + ' ' + meas_type,
+                       }
+            samples = []
+
+            # Run through all revisions in our data
+            for meta, test_data in data:
+                if (not test in test_data['tests'] or
+                        not meas in test_data['tests'][test]['measurements']):
+                    samples.append(measurement_stats(None))
+                    continue
+                test_i = test_data['tests'][test]
+                meas_i = test_i['measurements'][meas]
+                commit_num = get_data_item(meta, 'layers.meta.commit_count')
+                samples.append(measurement_stats(meas_i))
+                samples[-1]['commit_num'] = commit_num
+
+            absdiff = samples[-1]['val_cls'](samples[-1]['mean'] - samples[id_comp]['mean'])
+            reldiff = absdiff * 100 / samples[id_comp]['mean']
+            new_meas['absdiff'] = absdiff
+            new_meas['absdiff_str'] = str(absdiff) if absdiff < 0 else '+' + str(absdiff)
+            new_meas['reldiff'] = reldiff
+            new_meas['reldiff_str'] = "{:+.1f} %".format(reldiff)
+            new_meas['samples'] = samples
+            new_meas['value'] = samples[-1]
+            new_meas['value_type'] = samples[-1]['val_cls']
+
+            # Compare buildstats
+            bs_key = test + '.' + meas
+            rev = str(metadata['commit_num']['value'])
+            comp_rev = str(metadata['commit_num']['value_old'])
+            if (rev in buildstats and bs_key in buildstats[rev] and
+                    comp_rev in buildstats and bs_key in buildstats[comp_rev]):
+                new_meas['buildstats'] = BSSummary(buildstats[comp_rev][bs_key],
+                                                   buildstats[rev][bs_key])
+
+
+            new_test['measurements'].append(new_meas)
+        tests.append(new_test)
+
+    # Chart options
+    chart_opts = {'haxis': {'min': get_data_item(data[0][0], 'layers.meta.commit_count'),
+                            'max': get_data_item(data[-1][0], 'layers.meta.commit_count')}
+                 }
+
+    print(html.template.render(title="Build Perf Test Report",
+                               metadata=metadata, test_data=tests,
+                               chart_opts=chart_opts))
+
+
+def get_buildstats(repo, notes_ref, revs, outdir=None):
+    """Get the buildstats from git notes"""
+    full_ref = 'refs/notes/' + notes_ref
+    if not repo.rev_parse(full_ref):
+        log.error("No buildstats found, please try running "
+                  "'git fetch origin %s:%s' to fetch them from the remote",
+                  full_ref, full_ref)
+        return
+
+    missing = False
+    buildstats = {}
+    log.info("Parsing buildstats from 'refs/notes/%s'", notes_ref)
+    for rev in revs:
+        buildstats[rev.commit_number] = {}
+        log.debug('Dumping buildstats for %s (%s)', rev.commit_number,
+                  rev.commit)
+        for tag in rev.tags:
+            log.debug('    %s', tag)
+            try:
+                bs_all = json.loads(repo.run_cmd(['notes', '--ref', notes_ref,
+                                                  'show', tag + '^0']))
+            except GitError:
+                log.warning("Buildstats not found for %s", tag)
+                bs_all = {}
+                missing = True
+
+            for measurement, bs in bs_all.items():
+                # Write out onto disk
+                if outdir:
+                    tag_base, run_id = tag.rsplit('/', 1)
+                    tag_base = tag_base.replace('/', '_')
+                    bs_dir = os.path.join(outdir, measurement, tag_base)
+                    if not os.path.exists(bs_dir):
+                        os.makedirs(bs_dir)
+                    with open(os.path.join(bs_dir, run_id + '.json'), 'w') as f:
+                        json.dump(bs, f, indent=2)
+
+                # Read buildstats into a dict
+                _bs = BuildStats.from_json(bs)
+                if measurement not in buildstats[rev.commit_number]:
+                    buildstats[rev.commit_number][measurement] = _bs
+                else:
+                    buildstats[rev.commit_number][measurement].aggregate(_bs)
+
+    if missing:
+        log.info("Buildstats were missing for some test runs, please "
+                 "run 'git fetch origin %s:%s' and try again",
+                 full_ref, full_ref)
+
+    return buildstats
+
+
+def auto_args(repo, args):
+    """Guess arguments, if not defined by the user"""
+    # Get the latest commit in the repo
+    log.debug("Guessing arguments from the latest commit")
+    msg = repo.run_cmd(['log', '-1', '--branches', '--remotes', '--format=%b'])
+    for line in msg.splitlines():
+        split = line.split(':', 1)
+        if len(split) != 2:
+            continue
+
+        key = split[0]
+        val = split[1].strip()
+        if key == 'hostname' and not args.hostname:
+            log.debug("Using hostname %s", val)
+            args.hostname = val
+        elif key == 'branch' and not args.branch:
+            log.debug("Using branch %s", val)
+            args.branch = val
+
+
+def parse_args(argv):
+    """Parse command line arguments"""
+    description = """
+Examine build performance test results from a Git repository"""
+    parser = argparse.ArgumentParser(
+        formatter_class=argparse.ArgumentDefaultsHelpFormatter,
+        description=description)
+
+    parser.add_argument('--debug', '-d', action='store_true',
+                        help="Verbose logging")
+    parser.add_argument('--repo', '-r', required=True,
+                        help="Results repository (local git clone)")
+    parser.add_argument('--list', '-l', action='count',
+                        help="List available test runs")
+    parser.add_argument('--html', action='store_true',
+                        help="Generate report in html format")
+    group = parser.add_argument_group('Tag and revision')
+    group.add_argument('--tag-name', '-t',
+                       default='{hostname}/{branch}/{machine}/{commit_number}-g{commit}/{tag_number}',
+                       help="Tag name (pattern) for finding results")
+    group.add_argument('--hostname', '-H')
+    group.add_argument('--branch', '-B', default='master', help="Branch to find commit in")
+    group.add_argument('--branch2', help="Branch to find comparision revisions in")
+    group.add_argument('--machine', default='qemux86')
+    group.add_argument('--history-length', default=25, type=int,
+                       help="Number of tested revisions to plot in html report")
+    group.add_argument('--commit',
+                       help="Revision to search for")
+    group.add_argument('--commit-number',
+                       help="Revision number to search for, redundant if "
+                            "--commit is specified")
+    group.add_argument('--commit2',
+                       help="Revision to compare with")
+    group.add_argument('--commit-number2',
+                       help="Revision number to compare with, redundant if "
+                            "--commit2 is specified")
+    parser.add_argument('--dump-buildstats', nargs='?', const='.',
+                        help="Dump buildstats of the tests")
+
+    return parser.parse_args(argv)
+
+
+def main(argv=None):
+    """Script entry point"""
+    args = parse_args(argv)
+    if args.debug:
+        log.setLevel(logging.DEBUG)
+
+    repo = GitRepo(args.repo)
+
+    if args.list:
+        list_test_revs(repo, args.tag_name, args.list, hostname=args.hostname)
+        return 0
+
+    # Determine hostname which to use
+    if not args.hostname:
+        auto_args(repo, args)
+
+    revs = gitarchive.get_test_revs(log, repo, args.tag_name, hostname=args.hostname,
+                                    branch=args.branch, machine=args.machine)
+    if args.branch2:
+        revs2 = gitarchive.get_test_revs(log, repo, args.tag_name, hostname=args.hostname,
+                                         branch=args.branch2, machine=args.machine)
+        if not len(revs2):
+            log.error("No revisions found to compare against")
+            return 1
+        if not len(revs):
+            log.error("No revision to report on found")
+            return 1
+    else:
+        if len(revs) < 2:
+            log.error("Only %d tester revisions found, unable to generate report" % len(revs))
+            return 1
+
+    # Pick revisions
+    if args.commit:
+        if args.commit_number:
+            log.warning("Ignoring --commit-number as --commit was specified")
+        index1 = gitarchive.rev_find(revs, 'commit', args.commit)
+    elif args.commit_number:
+        index1 = gitarchive.rev_find(revs, 'commit_number', args.commit_number)
+    else:
+        index1 = len(revs) - 1
+
+    if args.branch2:
+        revs2.append(revs[index1])
+        index1 = len(revs2) - 1
+        revs = revs2
+
+    if args.commit2:
+        if args.commit_number2:
+            log.warning("Ignoring --commit-number2 as --commit2 was specified")
+        index2 = gitarchive.rev_find(revs, 'commit', args.commit2)
+    elif args.commit_number2:
+        index2 = gitarchive.rev_find(revs, 'commit_number', args.commit_number2)
+    else:
+        if index1 > 0:
+            index2 = index1 - 1
+            # Find the closest matching commit number for comparision
+            # In future we could check the commit is a common ancestor and
+            # continue back if not but this good enough for now
+            while index2 > 0 and revs[index2].commit_number > revs[index1].commit_number:
+                index2 = index2 - 1
+        else:
+            log.error("Unable to determine the other commit, use "
+                      "--commit2 or --commit-number2 to specify it")
+            return 1
+
+    index_l = min(index1, index2)
+    index_r = max(index1, index2)
+
+    rev_l = revs[index_l]
+    rev_r = revs[index_r]
+    log.debug("Using 'left' revision %s (%s), %s test runs:\n    %s",
+              rev_l.commit_number, rev_l.commit, len(rev_l.tags),
+              '\n    '.join(rev_l.tags))
+    log.debug("Using 'right' revision %s (%s), %s test runs:\n    %s",
+              rev_r.commit_number, rev_r.commit, len(rev_r.tags),
+              '\n    '.join(rev_r.tags))
+
+    # Check report format used in the repo (assume all reports in the same fmt)
+    xml = is_xml_format(repo, revs[index_r].tags[-1])
+
+    if args.html:
+        index_0 = max(0, min(index_l, index_r - args.history_length))
+        rev_range = range(index_0, index_r + 1)
+    else:
+        # We do not need range of commits for text report (no graphs)
+        index_0 = index_l
+        rev_range = (index_l, index_r)
+
+    # Read raw data
+    log.debug("Reading %d revisions, starting from %s (%s)",
+              len(rev_range), revs[index_0].commit_number, revs[index_0].commit)
+    raw_data = [read_results(repo, revs[i].tags, xml) for i in rev_range]
+
+    data = []
+    for raw_m, raw_d in raw_data:
+        data.append(AggregateTestData(aggregate_metadata(raw_m),
+                                      aggregate_data(raw_d)))
+
+    # Read buildstats only when needed
+    buildstats = None
+    if args.dump_buildstats or args.html:
+        outdir = 'oe-build-perf-buildstats' if args.dump_buildstats else None
+        notes_ref = 'buildstats/{}/{}/{}'.format(args.hostname, args.branch,
+                                                 args.machine)
+        buildstats = get_buildstats(repo, notes_ref, [rev_l, rev_r], outdir)
+
+    # Print report
+    if not args.html:
+        print_diff_report(data[0].metadata, data[0].results,
+                          data[1].metadata, data[1].results)
+    else:
+        # Re-map 'left' list index to the data table where index_0 maps to 0
+        print_html_report(data, index_l - index_0, buildstats)
+
+    return 0
+
+if __name__ == "__main__":
+    sys.exit(main())